---
title: "Nishizono Mio Misshitsu Satsujin Jiken?"
description: "Kyousuke comes to Riki’s classroom one day, telling him something terrible has happened. He takes him to another room and they discover a truly awful sight…  Mi"
image: "https://t.vndb.org/cv/60/135460.jpg"
---

# Nishizono Mio Misshitsu Satsujin Jiken?

![Nishizono Mio Misshitsu Satsujin Jiken?](https://t.vndb.org/cv/60/135460.jpg)

**Alternative Title:** 西園美魚密室殺人事件？

**Aliases:** Mio Nishizono’s Locked Room Murder Mystery?

**Developer:** Key

**Release date:** Jan 29, 2014

**Platform:** Windows, BDP

**Language:** English, Japanese, Korean, Chinese (simplified)

**Rating:** 6.5/10 (81 votes)

## Description
Kyousuke comes to Riki’s classroom one day, telling him something terrible has happened. He takes him to another room and they discover a truly awful sight…

Mio Nishizono’s corpse.

No, she isn’t actually dead. But there’s something very strange about this, namely the fact that Mio was "murdered" in a locked room. Riki is promptly tasked with solving the mystery of how this could have been possible. 

Mission Start!

[From [Rincchi's blog](https://ritobasu.wordpress.com/2016/01/25/nishizono-mios-locked-room-murder-mystery/)]

This game was released with the first Blu-ray Disc volume for the Little Busters! Refrain anime.

## Characters
### Naoe Riki (直枝 理樹)
Riki is the fifth member of the Little Busters, and of them, he is seen as the weakest due to his girlish appearance and physical build, but he is the only one that is straightforward and has common sense among them. His parents died when he was very young, and around the same time he was diagnosed with narcolepsy.

[From [url=http://en.wikipedia.org/wiki/List_of_Little_Busters!_characters]Wikipedia[/url]]

- **Gender:** Male
- **Aliases:** 理樹っち, Rikicchi
- **Measurements:** Height: 166cm, Weight: 54kg
- **Birthday:** 17 January
- **Hair:** Brown, Curtained, Short, Straight, Spiky Bangs, Parted in Middle
- **Engages in:** Cross-dressing, Cooking, Fighting, Baseball, Fishing, Self-sacrifice, Drawing, Boating, Skipping School
- **Body:** Teen, Slim, Pale, Androgynous, Body Painting
- **Clothes:** School Uniform, Trousers, Mask, Jacket, Necktie, Shirt, T-shirt, Jeans, Loafers, Baseball Glove
- **Personality:** Proactive, Donkan, Hard Worker, Boku, Reserved, Friendly, Timid, Cautious, Kind, Smart, Protective, Loyal, Honest, Docile, Brave, Flustered, Insightful, Sensitive, Opposite Gender Voiced
- **Role:** Orphan, Husband, Father, Roommate, Boyfriend, Friend, Childhood Friend, Ward, Classmate, Poor, Tsukkomi, Runaway, Eleventh Grader, Ani Act
- **Eyes:** Hazel, Tareme
- **Items:** Handgun, Mobile Phone, Umbrella, Baseball Bat, Fishing Rod
- **Subject of:** Accident, Bullying, Teasing, Time Loop, Flirting, Turndown, Survival, Fainting, Ear Cleaning, Narcolepsy, Completely Avoidable Death

### Inohara Masato (井ノ原 真人)
Masato is a member of the Little Busters, and is Riki's roommate. He loves to work out and improve his muscle mass. His rival is Kengo Miyazawa, fellow member of the Little Busters. 

[From [url=http://en.wikipedia.org/wiki/List_of_Little_Busters!_characters]Wikipedia[/url]]

- **Gender:** Male
- **Measurements:** Height: 183cm, Weight: 80kg
- **Birthday:** 6 November
- **Hair:** Black, Short, Spiky, Spiky Bangs
- **Body:** Pale, Young-adult, Muscular, Tall
- **Clothes:** Trousers, Headband, Jacket, Sports Shoes, Tank Top, Baseball Glove, Gakuran
- **Personality:** Hard Worker, Hotblooded, Ore, Idiot, Carefree, Outgoing, Friendly, Short-tempered, Stubborn, Food Lover, Jock, Loyal, Competitive, Blunt, Obsessive
- **Engages in:** Cooking, Fighting, Baseball, Unarmed Fighting, Self-sacrifice, Not Sexually Involved, Working Out
- **Eyes:** Black, Hosome, Sanpaku Eyes
- **Subject of:** Accident, Bullying, Teasing, Time Loop, Survival, Disappearance, Mental Breakdown, Pre-Story Death, Hallucination, Platonic Route Only, Unavoidable Death
- **Role:** Roommate, Friend, Childhood Friend, Rival, Classmate, Bad Student, Butt Monkey, Eleventh Grader
- **Items:** Mobile Phone, Baseball Bat
- **Voiced by:** Kanna Nobutoshi

### Kurugaya Yuiko (来ヶ谷 唯湖)
Yuiko is Riki's classmate who has a self-sufficient personality. She is seen as an older sister to everyone despite being the same age of almost the entire cast. She is fond of things or people she considers to be cute, such as several of the female cast of characters, especially Rin and Komari in particular. She was born outside of Japan, but is still entirely Japanese. She was given the birth name of Elizabeth which would often be shortened to Lizbeth as a nickname but does not share this as she prefers to be referred as Kurugaya.

[From [url=http://en.wikipedia.org/wiki/List_of_Little_Busters!_characters]Wikipedia[/url]]

- **Gender:** Female
- **Aliases:** Elizabeth, Lizbeth, ゆいちゃん, Yui-chan, 姉御, Anego
- **Measurements:** Height: 170cm, Weight: 55kg, Bust-Waist-Hips: 90-60-89cm
- **Birthday:** 13 March
- **Hair:** Black, Waist Length+, Curtained, Straight, Spiky Bangs, Parted in Middle, Sidehair
- **Body:** Teen, Slim, Pale, Big Breasts
- **Clothes:** School Uniform, Shirt, Thigh-high Stockings, Pleated Skirt, Loafers, Baseball Glove, Ribbon Hair Wrap
- **Personality:** Proactive, Donkan, Pervert, Stoic, Reserved, Relaxed, Strange, Genius, Protective, Serious, Confident, Mature, Mischievous, Brave, Insightful, Sharp-tongued, Wise, Watashi, Charismatic
- **Engages in:** Cooking, Fighting, Singing, Cleaning, Teasing, Sarcasm, Baseball, Drawing, Turndown, Ear Cleaning
- **Eyes:** Violet, Tsurime
- **Items:** Katana, Mobile Phone, Book, Baseball Bat
- **Subject of:** Accident, Bullying, Time Loop, Survival, Disappearance, Grief, Pre-Story Death, Unavoidable Death
- **Role:** Girlfriend, Friend, Musician, Classmate, Honor Student, Lonely, Multilingual, Broadcasting Committee Member, Japanese (Expatriate), Eleventh Grader, Ane Act
- **Voiced by:** Tanaka Ryouko

### Natsume Kyousuke (棗 恭介)
Kyousuke is the leader of the Little Busters, and is one year older than the other four members. He often comes up with absurd ideas, but almost always he follows up with a reasonable explanation along with it. He suffers from a lolita complex, though he denies it. He also suffers from a brother-sister complex, as he wants his sister Rin to call him onii-chan (meaning brother in an affectionate way), but Rin does not want to.

[spoiler]His alter-egos are Mask the Saitou(マスク・ザ・斉藤) and Tokikaze Shun(時風 瞬).[/spoiler]

[From [url=http://en.wikipedia.org/wiki/List_of_Little_Busters!_characters]Wikipedia[/url]]

- **Gender:** Male
- **Aliases:** マスク・ザ・斉藤, Mask the Saitou, 時風 瞬, Tokikaze Shun
- **Measurements:** Height: 174cm, Weight: 60kg
- **Birthday:** 4 May
- **Hair:** Brown, Short, Straight, Spiky Bangs
- **Body:** Teen, Slim, Pale
- **Clothes:** School Uniform, Trousers, Mask, Jacket, Necktie, Shirt, Beret, Loafers, Baseball Glove
- **Personality:** Proactive, Secretive, Otaku, Ore, Friendly, Relaxed, Altruistic, Kind, Stubborn, Smart, Protective, Mature, Sly, Insightful, Wise, Manipulative, Charismatic
- **Engages in:** Cooking, Fighting, Planning, Baseball, Disguise, Self-sacrifice, Not Sexually Involved, Reading, Job Hunting
- **Eyes:** Red, Hosome
- **Items:** Spear, Handgun, Mobile Phone, Manga
- **Subject of:** Accident, Clinical Depression, Injury, Time Loop, Hospitalization, Survival, Disappearance, Pre-Story Death, Unavoidable Death
- **Role:** Full Brother, Friend, Childhood Friend, Schoolmate, Senpai, Mentor, Older Brother, Twelfth Grader
- **Voiced by:** Midorikawa Hikaru

### Nishizono Mio (西園 美魚)
Mio is a calm girl who is very diligent. Due to having weak health, she is always seen with a parasol when outside. She enjoys reading, especially when the story contains boys love elements, and her room is filled with books. She carries around a book of poems by Bokusui Wakayama.

From [url=http://en.wikipedia.org/wiki/List_of_Little_Busters!_characters] Wikipedia[/url]

- **Gender:** Female
- **Measurements:** Height: 153cm, Weight: 41kg, Bust-Waist-Hips: 75-55-79cm
- **Birthday:** 22 August
- **Hair:** Blue, Short, Straight, Spiky Bangs, Sidehair
- **Body:** Teen, Slim, Pale, Small Breasts
- **Clothes:** School Uniform, Dress, Glasses, Headband, Necktie, Shirt, Skirt, Knee-high Socks, Blouse, Ribbon Tie, Pleated Skirt, Loafers
- **Personality:** Hard Worker, Stoic, Cynic, Reserved, Shy, Relaxed, Cautious, Kind, Smart, Honest, Old-fashioned, Mysterious, Bookworm, Sharp-tongued, Watashi, Dandere, Daydreamer, BL Fan, Quiet
- **Engages in:** Cooking, Fighting, Teasing, Baseball, Twin Switch, Reading
- **Eyes:** Amber, Tareme
- **Subject of:** Accident, Time Loop, Weakness, Survival, Disappearance, Pre-Story Death, Unavoidable Death
- **Role:** Roommate, Girlfriend, Friend, Classmate, Tsukkomi, Bird, Lonely, Eleventh Grader
- **Items:** Mobile Phone, Book, Umbrella
- **Voiced by:** Kawaragi Shiho

### Saigusa Haruka (三枝 葉留佳)
Haruka is a schoolmate of Riki's from a different class, but despite this, always seems to find time to hang around in Riki's classroom. She is a problem child and will start an uproar for her own personal enjoyment, which causes the public morals chairman Kanata Futaki to often chase after her.

From [url=http://en.wikipedia.org/wiki/List_of_Little_Busters!_characters]Wikipedia[/url]

- **Gender:** Female
- **Aliases:** はるちん, Haruchin
- **Measurements:** Height: 163cm, Weight: 49kg, Bust-Waist-Hips: 81-59-82cm
- **Birthday:** 13 October
- **Hair:** Violet, Ahoge, Waist Length+, Straight, Side Tail, Spiky Bangs, Sidehair
- **Body:** Teen, Slim, Pale, Left Handed, Medium Breasts
- **Clothes:** School Uniform, Apron, Shirt, Miniskirt, Belt, Hairpin, Detached Sleeves, Rubber Band With Beads, Crop Top, Pleated Skirt, Loafers, Baseball Glove, Turtleneck Tank Top, Patterned Thigh-high Stockings
- **Engages in:** Cooking, Fighting, Cleaning, Teasing, Baseball, Duel
- **Eyes:** Blue, Tareme
- **Personality:** Secretive, Airhead, Pretending, Friendly, Low Self-esteem, Stubborn, Funny, Strange, Energetic, Vindictive, Sweets Lover, Atheist, Immature, Mischievous, Emotional, Curious, Third Person, Envious, Watashi, Sensitive, Loud, Rebellious, Cheerful, Unlucky, Creative
- **Subject of:** Accident, Bullying, Child Abuse, Time Loop, Survival, Domestic Violence, Disappearance, Asphyxia, Betrayal, Mental Breakdown, Pre-Story Death, Impersonation, Unavoidable Death
- **Role:** Daughter, Twin Sister, Roommate, Girlfriend, Friend, Gamer, Non-blood-related Daughter, Delinquent, Younger Sister, Bad Student, Half-sister, Dropout, Eleventh Grader, Same Year Student
- **Items:** Mobile Phone
- **Voiced by:** Suzuki Keiko

## Shops
- [Official Website](https://gall.dcinside.com/visualarts/7137)

## Releases
### Japanese
- **2014-01-29**: Nishizono Mio Misshitsu Satsujin Jiken? - [Official website](http://litbus-anime.com/refrain/)
- **2020-01-15**: Nishizono Mio Misshitsu Satsujin Jiken? - [Official website](https://gall.dcinside.com/visualarts/7137)

### Korean
- **2020-01-15**: Nishizono Mio Misshitsu Satsujin Jiken? - [Official website](https://gall.dcinside.com/visualarts/7137)

### English
- **2021-10-11**: Nishizono Mio's Locked-Room Murder Case!? - [Official website](https://drive.google.com/drive/folders/10HWjSjT0j9KAdtuUVx2zhasznEwNv0AR)

### Chinese (simplified)
- **2023-02-06**: Xiyuan Meiyu Mishi Sharen Shijian? - [Official website](https://www.bilibili.com/video/BV1HD4y1N75q/)

## Tags
ADV, Comedy, Male Protagonist, No Sexual Content, High School Student Heroine, Mystery, Multiple Endings, Lots of Choices, No Romance Plot, Group of Friends

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---
*View the full details at [pinovel.net/v19693](https://pinovel.net/v19693).*

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